"Youtube Downloader HD" helps you to download videos from youtube as the name suggests. It is available for mobile phones and pc both. Talking about the software. It seems good at downloading stuufs without any problem. You can download videos on the basis of the quality too, which is a extra benefit of using this software. You are supposed to copy the URL of the video from youtube you want to download and paste the URL in the software and hit ok. The software downloads it for you.